Easy Virtual Network Card

• The iproute2 package has many networking tools. ip is just one of them.
• ip tuntap add NAME mode tap
• ip link set NAME up
• ip addr add 1.2.3.4/5 NAME
• ip addr flush dev NAME
• ip link set NAME down
• ip link del dev NAME
• This card behaves just like a regular NIC only without cables.

Paul Gorman's Cheatsheet is a great intro to bin/ip